745.5
Ostium secundum type atrial septal defect
The ICD-9 code for ostium secundum type atrial septal defect is 745.5.
Legacy code — retired October 1, 2015ICD-10-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents.
View ICD-9 → ICD-10 crosswalk for 745.5 →